Sean Keenan, 40, was taken into custody on Tuesday, according to the Delaware County District Attorney's Office.
A man convicted of burglary, trespassing, harassment and stalking in Bensalem, Bucks County, has been sentenced.
Michael Lewis, 55, pleaded guilty to stalking and harassment charges on Monday in Indianapolis.
Mayor Jack Tompkins already faced calls to resign by the township council after an investigation.
The New Jersey Attorney General's Office says the Mount Laurel Police Department failed to protect some residents from being harassed by a neighbor.
Washington Township police say councilman Richard Bennett turned himself in on Wednesday.